Highest vacuum seal
[化] 强真空密封
🧩 词语组成解析
[计] 最高
seal
[sil]
n. 密封;印章;海豹;封条;
v. 密封;盖章;决定;封上（信封）;
🗣️ 情景例句
Favorably?
是好评
If you concentrate all your energies on the study of English, you will master the language.
你若全力以赴地学习英语，你会掌握这门语言的。
Porpoises and sharks are natural enemies.
海豚和鲨鱼是天然仇敌，